Everyday Science Questions Answers.

Q. How many Legs do butterflies have?
Ans. 6 legs and 2 pair of wings

Q. The Heart of a Normal adult human being weight about?
Ans. 300 grams

Q. What is the average adult pulse rate?
Ans. 72~80

Q. The Cow’s milk contains how much amount of water in terms of percentage?
Ans. 80%

Q. Instrument to detect the purity of Milk is?
Ans. Lactometer

Q. Radioactivity was First Discovered by?
Ans. Madam Curry

Q. Which gas is commonly used in balloons and airships?
Ans. Hydrogen

Q. Which gas is used in the preparation of soft drinks?
Ans. Carbon dioxide

Q. In blood ‘the percentage of water is?
Ans. 90%

Q. The volume percentage of Nitrogen in air is?
Ans. 78%

Q. Air contains volume of carbon dioxide?
Ans. 0.03%

Q. For water purification we use?
Ans. Chlorine

Q. The human blood is divided into?
Ans. 4 groups

Q. A Man can Survive without food?
Ans. One month

Q. The muscles, tissues, and blood all are made up of?
Ans. Proteins

Q. What does make the blood look red?
Ans. Hemoglobin

Q. The acid used in a Car battery is?
Ans. Sulphuric Acid

Q. The major part of natural gas ‘petroleum and coal’ consist of?
Ans. Methane

Q. The speed of sound is?
Ans. 340 meter per second

Q. During sleep a man’s blood pressure?
Ans. Fluctuates

Q. The smallest plants on the earth are?
Ans. Algae

Q. Who invented the polio vaccine (oral)?
Ans. Albert Sabin

Q. Total volume of blood in a normal human being?
Ans. 5-6 liters

Q. Red Blood Corpuscles are formed in the?
Ans. Bone Marrow

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